2,2',3,3',4,4'-Hexachlorobiphenyl

Ethanol standard in serum,4.0g/L,serum, 1.5mL

n-Tetracontane, ?13C: -27.05, 150µg/mL, Solvent-cyclohexane, Unit 1mL, # of units-1, Cas.no. 4181-95-7

HJ 909-2017 PBDE Mix 265, 200µg/mL in n-Hexane:Toluene, 1ml